Backpack cooler



FIG. 1 is a perspective view of a backpack cooler showing my new design, including a mesh pocket on the top of the backpack cooler, the mesh pocket forming part of the claimed design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a top view thereof.

The dash-dash-dash broken lines in the Figures are for the purpose of illustrating unclaimed portions of the backpack cooler and form no part of the claimed design.

The dash-dot-dash broken lines are boundary lines. It is understood that the claimed design extends to the boundary lines but the boundary lines form no part of the claimed design.

The bottom view forms no part of the claimed design.

The stippling in the Figures do not indicate surface ornamentation, or a particular material, color, or surface finish.

The cross hatching on the top of the backpack cooler indicates a mesh material. 

CLAIM The ornamental design for a backpack cooler, as shown and described. 